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Hoover Treated Wood Products

GSC/Ryan/ASI & Hoover – A Cut Above the Standard for Excellence

As fellow GMS companies, Gypsum Supply Company (GSC), Ryan Building Materials (Ryan), and ASI Building Products (ASI) are authorized dealers of quality lumber from Hoover Treated Wood Products through our construction yards across the Great Lakes region in Michigan and northwest Ohio.

The Hoover Difference

Hoover Treated Wood Products, Inc, in business since 1955, supplies a comprehensive portfolio of pressure-impregnated kiln-dried lumber and plywood products for fire retardant and preservative applications. Through multiple company-owned treating facilities, Hoover thoroughly covers a stocking distributor network spanning across the USA and Canada.

Rigorous quality control procedures employed by Hoover are constantly reviewed and inspected by Underwriters Laboratories and Timber Products Inspection’s follow-up services, to ensure consistent quality. Hoover continues to be the leader in the preservative-treated wood market with tested and true products that include Dura-Guard®, CCA, Cop-Guard, Micro-Guard, and Clear-Guard.

Partner with GSC/Ryan/ASI for All Your Lumber Products

Gypsum Supply, Inc., Ryan Building Materials, and ASI Building Products offer a wide selection of exceptional lumber products, including:

  • Dimensional lumber
  • Traditional lumber
  • Fire-treated lumber

Buy Hoover Lumber Products from GSC, Ryan, or ASI

For Great Lakes area construction professionals in Michigan and northern Ohio, GSC, Ryan, and ASI offer a fine selection of traditional and specialized lumber products from Hoover Treated Wood Products, including:

  • Pyro-Guard® fire-retardant treated plywood

View our complete inventory of quality wood products now. Shop for lumber at GSC/Ryan/ASI.

Hoover News and Product Updates

Stay up to date with all the latest product releases, improvements, and advancements from Hoover Treated Wood Products.

  • Pyro-Guard® Earns GreenGuard Gold Certifications Learn more
  • UL Critical Component Identification in Fire-Resistance Designs Learn more

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